.top_cover_line {
    position: absolute;
    height: 3px;
    width: 50%;
    background-color: #fff;
    top: -2px;
}
.bottom_cover_line {
    position: absolute;
    height: 3px;
    width: 50%;
    background-color: #fff;
    bottom: -2px;
}
.ellipsis{
    white-space  : nowrap;
    overflow     : hidden;
    text-overflow: ellipsis;
}
